jmetal.experiments.util
Class Statistics

java.lang.Object
  jmetal.experiments.util.Statistics

public class Statistics
extends java.lang.Object

This class provides methods for computing some statistics

Constructor Summary

Statistics()

Method Summary

static java.lang.Double	calculateIQR(java.util.Vector vector) Calculates the interquartile range (IQR) of a vector of Doubles
static java.lang.Double	calculateMedian(java.util.Vector vector, int first, int last) Calculates the median of a vector considering the positions indicated by the parameters first and last

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Statistics

public Statistics()

Method Detail

calculateMedian

public static java.lang.Double calculateMedian(java.util.Vector vector,
                                               int first,
                                               int last)

Calculates the median of a vector considering the positions indicated by the parameters first and last

Parameters:

vector -

first - index of first position to consider in the vector

last - index of last position to consider in the vector

Returns:

The median

calculateIQR

public static java.lang.Double calculateIQR(java.util.Vector vector)

Calculates the interquartile range (IQR) of a vector of Doubles

Parameters:

vector -

Returns:

The IQR